Pith Number

pith:IOVYSXEN

pith:2018:IOVYSXENQONSHWBL2JAS6ROPSG

not attested not anchored not stored refs pending

The faint end of the Centaurus A satellite luminosity function

1), (10), 2), (2) Department of Physics & Astronomy, (3) Department of Astronomy, (4) Observatories of the Carnegie Institution for Science, (5) Department of Physics & Space Science, (6) Harvard-Smithsonian Center for Astrophysics, (7) Department of Astronomy & Astrophysics, (8) Department of Physics, (9) Department of Physics, A. Seth (8), Astronomy, AZ, B. McLeod (6), CA, Cambridge, Canada, D. Crnojevi\'c (1, Department of Physics, D. J. Sand (3), East Lansing, E. Toloba (10) ((1) University of Tampa, FL, J. D. Simon (4), J. Strader (9), Kingston, K. Spekkens (5), Lubbock, MA, MI, Michigan State University, N. Caldwell (6), Ontario, Pasadena, P. Guhathakurta (7), P. N. Bennet (2), Royal Military College of Canada, Salt Lake City, S. Pasetto (4, Steward Observatory, Stockton, Tampa, Texas Tech University, Tucson, TX, University of Arizona, University of California Santa Cruz, University of the Pacific, University of Utah, USA, USA), UT

arxiv:1809.05103 v2 · 2018-09-13 · astro-ph.GA

Open paper page JSON Open Graph Bundle Merged state What is a Pith Number?

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-17T23:53:28.708070Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

43ab895c8d839b23d82bd2412f45cf9194a45eb4a21c4fb03f3cf222d67f2046

Aliases

arxiv: 1809.05103 · arxiv_version: 1809.05103v2 · doi: 10.48550/arxiv.1809.05103 · pith_short_12: IOVYSXENQONS · pith_short_16: IOVYSXENQONSHWBL · pith_short_8: IOVYSXEN

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/IOVYSXENQONSHWBL2JAS6ROPSG \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 43ab895c8d839b23d82bd2412f45cf9194a45eb4a21c4fb03f3cf222d67f2046

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "027eff947e8d5574f6272a525e5b01c62f56f22aa213434ef886781e6d92f6e9",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.GA",
    "submitted_at": "2018-09-13T18:00:03Z",
    "title_canon_sha256": "eaf95f9af48ea1ff791c5da818081f3f462e469c14cc326d033e913cb2ad0d55"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1809.05103",
    "kind": "arxiv",
    "version": 2
  }
}